Home / 1,625,066.08-2,437,826.10-678,220

Finding the Fourth Proportional to 1,625,066.08, 2,437,826.10 and 678,220

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Solution

The fourth proportional to 1,625,066.08, 2,437,826.10 and 678,220 is: 1,017,424.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,066.08 : 2,437,826.10 = 678,220 : x
  2. Step 2: Convert to fraction form
    1,625,066.08/2,437,826.10 = 678,220/x
  3. Step 3: Cross multiply
    1,625,066.08x = 2,437,826.10 × 678,220
  4. Step 4: Simplify right side
    1,625,066.08x = 1,653,382,417,542
  5. Step 5: Solve for x
    x = 1,653,382,417,542/1,625,066.08
  6. Step 6: Final answer
    x = 1,017,424.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.